(19)
(11) EP 1 839 051 A2

(12)

(43) Date of publication:
03.10.2007 Bulletin 2007/40

(21) Application number: 06719078.5

(22) Date of filing: 19.01.2006
(51) International Patent Classification (IPC): 
G01N 30/86(2006.01)
(86) International application number:
PCT/US2006/002110
(87) International publication number:
WO 2006/078950 (27.07.2006 Gazette 2006/30)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK YU

(30) Priority: 21.01.2005 US 40769

(71) Applicant: Cisco Technology, Inc.
San Jose CA 95134-1706 (US)

(72) Inventors:
  • YAGER, Charles
    Cupertino, CA 95014 (US)
  • EDWARDS III, James
    Austin, TX 78734 (US)
  • ZIMMERMAN, Craig
    Austin, TX 78717 (US)
  • CHAHAL, Gurinderjit
    Fremont, CA 94538 (US)

(74) Representative: Kazi, Ilya et al
Mathys & Squire 120 Holborn
London EC1N 2SQ
London EC1N 2SQ (GB)

   


(54) DUAL-PURPOSE UPLINKS USED IN A FAULT-TOLERANT STACK